body {
  width: 300px;
  /*border: 1px solid blue;*/
}


.login-form, .share-form {
  display: flex;
  flex-direction: column;
}

.form-div {
  margin: 10px auto;
}

label {
  margin-right: 10px;
}

input {
  width: 200px;
}

#logout-btn {
  position: absolute;
  right: 10px;
  bottom: 18px;
}